<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<style type="text/css">
#main{
width:100%;
height:800px;;
background: #eee;
border:3px solid #000;
float:center;
}
#top{
width:100%;
height:60px;
border:3px solid #000
}
#left{
width:20%;
height:730px;
float:left;
border:3px solid #000
}
#right{
width:79%;
height:730px;
float:left;
border:3px solid #000
}

</style>
<body>
<div id="main">
<div id="top">
<p>欢迎你，${loginer }</p>
</div>
<div id="left">
<ul>
<li><a href="/Hello/class_check.do" target="mainFrame">课上点到</a></li>
<li>
<ul>
<li><a href="/Hello/class_check.do" target="mainFrame">正常</a></li>
<li>调课</li>
</ul>
</li>
<li><a href="/Hello/getresult.do" target="mainFrame">点到记录</a></li>
</ul>
</div>
<div id="right">
 <iframe name="mainFrame" src="" width="100%" height="100%"></iframe> 
</div>
</div>
</body>
</html>